<template>
  <div>
    <el-form :inline="true" class="demo-form-inline" :model="cForm">
      <el-form-item label="一级分类">
        <el-select placeholder="请选择" v-model="cForm.category1Id" @change="handler1" :disabled="show">
          <el-option :label="c1.name" :value="c1.id" v-for="(c1, index) in list1" :key="c1.id"></el-option>
        </el-select>
      </el-form-item>

      <el-form-item label="二级分类">
        <el-select placeholder="请选择" @change="handler2" v-model="cForm.category2Id" :disabled="show">
          <el-option :label="c2.name" :value="c2.id" v-for="(c2, index) in list2" :key="c2.id"></el-option>
        </el-select>
      </el-form-item>

      <el-form-item label="三级分类">
        <el-select placeholder="请选择" v-model="cForm.category3Id" @change="handler3" :disabled="show">
          <el-option :label="c3.name" :value="c3.id" v-for="(c3, index) in list3" :key="c3.id"></el-option>
        </el-select>
      </el-form-item>
    </el-form>
  </div>

</template>

<script>
export default {
  name: 'CategorySelect',
  props:['show'],
  data() {
    return {
      list1: [],
      list2: [],
      list3: [],
      cForm: {
        category1Id: '',
        category2Id: '',
        category3Id: ''
      }
    }
  },
  mounted() {
    this.getCategory1List()
  },
  methods: {
    async getCategory1List() {
      let result = await this.$API.attr.reqCategory1List()
      if (result.code == 200) {
        this.list1 = result.data
      }
    },
    async handler1(c1Id) {
      this.list2 = []
      this.list3 = []
      this.cForm.category2Id = ''
      this.cForm.category3Id = ''

      // this.$emit('getCategoryId', { categoryId: c1Id, level: 1 })

      let result = await this.$API.attr.reqCategory2List(c1Id)
      if (result.code == 200) {
        this.list2 = result.data
      }
    },
    async handler2(c2Id) {

      this.list3 = []
      this.cForm.category3Id = ''
      // this.$emit('getCategoryId', { categoryId: c2Id, level: 2 })

      let result = await this.$API.attr.reqCategory3List(c2Id)
      if (result.code == 200) {
        this.list3 = result.data
      }
    },
    async handler3(c3Id) {
      // this.$emit('getCategoryId', { categoryId: c3Id, level: 3 })
      this.$emit('getCategoryId', this.cForm)

    }

  }
}
</script>

<style scoped>

</style>
